AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY
GRADED A+||BRAND NEW VERSION!!
What is the testing frequency for concrete? - SOLUTION-every 50 yards
When should you take cylinder samples? - SOLUTION-Every 100 yards
What are the components on a batch ticket? - SOLUTION-1. Ticket Number
2. Plant
3. Project Number
4. Mix ID
5. Time of Batch
6. Time arrival
7. Time Discharge
8. Time Completed
9. Mix proportions
When should concrete samples should not be taken? - SOLUTION-Before 10% and 90% of truck
has been discharged
, What should be done after cylinders have been completed? - SOLUTIONplaced on a level surface,
away from sun, wind and other sources of rapid evaporations
When should air, temp and slump tests be conducted? - SOLUTION-within 5 minutes of retrieving
sample
What size should strength samples be? - SOLUTION-6x12" cylinders
What is the minimum and max temps allowable? - SOLUTION-45 degrees to 90 degrees
What thermometer range should be used? - SOLUTION-30 degrees to 120 degrees
How long should thermometer be left in concrete? - SOLUTION-at least 2 minutes until temp can
regulate
Temp should be recorded to the nearest? - SOLUTION-1 degree
What size rod should be used for slump tests? - SOLUTION-both ends
Rounded hemispherical tip, 5/8th diameter, 4" longer than depth of cylinder and max length is 24"
How high should the mold be raised and the time duration for the pull during a slump test? -
SOLUTION-12" and 5 +- 2 seconds